This is a 2010 Panini Threads #68 Authentic Signed Card that has been Personally Signed & Autographed by Portland Trail Blazers Lamarcus Aldridge. This item is 100% Authentic, it comes slabbed and authenticated by PSA/DNA.You can also see the authentication on the PSA/DNA website, Press Pass Collectibles offers a 100% Lifetime Guarantee on all Autographed & Signed Portland Trail Blazers Lamarcus Aldridge memorabilia.